Why is triple majoring in college considered bad?

I want to major in aviation, chemistry and electrical engineering. My ultimate dream is to become an astronaut. I'm majoring in chemistry and electrical engineering as backup plans. chemistry is what I will fall back on if I don''t do well in electrical engineering. Should I triple major? Or should I... show more I want to major in aviation, chemistry and electrical engineering. My ultimate dream is to become an astronaut. I'm majoring in chemistry and electrical engineering as backup plans. chemistry is what I will fall back on if I don''t do well in electrical engineering. Should I triple major? Or should I just double?
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